🆔 UUID Generator
Quickly generate unique identifier UUID v4
About UUID Generator
UUID (Universally Unique Identifier) is a standard 128-bit identifier used to uniquely identify information. This tool supports generating single or batch UUIDs, with an option to remove hyphens.
How to generate random UUIDs?
- 1Click "Generate New UUID" to instantly get a v4 random identifier.
- 2If you need multiple, enter the quantity and click "Batch Generate".
- 3Check "Remove Dashes" to get the UUID without hyphens (-).
- 4Click the corresponding "Copy" button to save it to your clipboard.
Common Questions about UUID
What is UUID v4?
UUID v4 is a universally unique identifier generated using random numbers. Due to its massive value space, the probability of collision in practice is negligible.
Why provide a non-dashed format?
Some databases (like certain versions of MySQL) find it more convenient to store UUIDs without dashes for primary keys or index optimization.